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《初中英語(yǔ)語(yǔ)法：各個(gè)時(shí)態(tài)的標(biāo)志和時(shí)態(tài)間的區(qū)別》由會(huì)員上傳分享，免費(fèi)在線(xiàn)閱讀，更多相關(guān)內(nèi)容在教育資源-天天文庫(kù)。
1、英語(yǔ)中各個(gè)時(shí)態(tài)的標(biāo)志和時(shí)態(tài)間的區(qū)別一）一般現(xiàn)在時(shí)。（do/does,am/is/are,情態(tài)動(dòng)詞）a.一般現(xiàn)在時(shí)表示的是客觀事實(shí)或平時(shí)反復(fù)做的事情通常有頻率副詞always，usually，often，sometimes，seldom，onceaweek，everyday等。如：Theearthgoesaroundthesun.JapanlieseastofChina.Heisneverlateforschool.Heoftengetsupatsixeveryday.Catscanclimbtrees.Iheartheyhavemovedintoanewhous
2、e.Hewritestohisfatheronceayear.b.一般現(xiàn)在時(shí)還可以表示、安排好的，或即將發(fā)生的事，通常使用瞬間動(dòng)詞come，start，begin，return，leave等。如：Myplaneleavesat6:00a.m..Isthereanymeetingtoday?Thegamestartsat8:00.（二）現(xiàn)在進(jìn)行時(shí)。（am/is/aredoing）a.現(xiàn)在進(jìn)行時(shí)表示現(xiàn)在或最近正在做的事情，后面一般接延續(xù)性的動(dòng)詞，都表示動(dòng)作沒(méi)有進(jìn)行完。如：Look!Theboyisdancing.Heiswatchingafootballgame.W
3、hatareyoudoingnow?Theyarepreparingfortheexamrecently.b.還常與always，usually，constantly，forever，continually等詞連用表示一種語(yǔ)氣，“總是，老是…”，如：Heisalwaysworkinglate.第-9-頁(yè)共9頁(yè)Whyareyoualwaysmakingthiskindofmistake?Heiscontinuallygettingintotroublewiththepolice.c.后面接暫轉(zhuǎn)動(dòng)詞時(shí)表示正在反復(fù)的動(dòng)作，或表示將來(lái)時(shí)（一般只有g(shù)o,come,leav
4、e和have）如：Themonkeysarejumping.Theyarehittingthetree.表將來(lái)：Wearegoingswimmingthisafternoon.Theyareleavinghere.TheyarehavinganEnglishclasstomorrow.試比較：Heisdoinghishomeworkuntilhisparentscometotakehimhome.Hewilldohishomeworkuntilhisparentscometotakehimhome.注：表示知覺(jué)、感覺(jué)、看法、認(rèn)識(shí)、情感或愿望的動(dòng)詞和大部分暫轉(zhuǎn)動(dòng)詞
5、不能用現(xiàn)在進(jìn)行時(shí)。如：see,hear,smell,taste,feel,like,hate,dislike,want,love,hate,want,know,forget,remember,understand,believe,suppose,mean,wish,hope,need,believe,refuse,suppose,have,fit,seem,fear,own等（三）現(xiàn)在完成時(shí)a.現(xiàn)在完成時(shí)中用瞬間動(dòng)詞表示說(shuō)話(huà)時(shí)已經(jīng)完成的動(dòng)作，而且這個(gè)動(dòng)作對(duì)現(xiàn)在還有影響，句中的時(shí)間副詞主要有already,yet,now,bythistime,bynow等；用延續(xù)
6、動(dòng)詞表示過(guò)去已經(jīng)開(kāi)始持續(xù)到現(xiàn)在而且還有可能繼續(xù)持續(xù)下去的動(dòng)作，句中的時(shí)間副詞主要有thisweek,inthepast/last/recentfewyears,since…,for…。如：Hehasalreadyfinishedhishomework.Hehasn’tarrivedhereyet.Theyhavebeenherefortenyears.Hehaswaitedheresincehecame.*與一般過(guò)去時(shí)比較，看下面一段對(duì)話(huà)：A:Haveyouseenmybook?IthinkIhavelostit.第-9-頁(yè)共9頁(yè)B:Yes,I______(se
7、e)itonyourtablejustnow.Butit______(notbe)thereanylonger.Whereandwhen______you______(lose)it?A:IthinkI______(lose)ityesterday.B:______you______(find)it?A:______.(Yes./No.)b.現(xiàn)在完成時(shí)中的瞬間動(dòng)詞與延續(xù)動(dòng)詞的相互轉(zhuǎn)化：havefinished/stopped/ended→havebeenoverhavestarted/begun→havebeenonhavejoined→havebeenin/a
8、memberofhave
